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Integrated voltage control of DC chopper used for DC motor drive

โœ Scribed by Hisaichi Irie


Book ID
112074417
Publisher
John Wiley and Sons
Year
1982
Tongue
English
Weight
494 KB
Volume
102
Category
Article
ISSN
0424-7760

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Elimination of tonal acoustic noise in c
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A variable speed DC motor drive using pulse width mo&dated (PW:~I) waveforms will emit dominant tonal acoustic noise in addition to the normal motor running noise. These tonal components occur at harmonics of the P WM switching frequency and greatly increase the subjective annoyance of the resulting